MCQ 181:
What is the term for the loss of a species from a particular habitat?
A) Extinction
B) Endangerment
C) Local extinction
D) Biodiversity loss
Answer: C) Local extinction
Explanation: Local extinction refers to the loss of a species from a specific area while it may still exist elsewhere.
MCQ 182:
What is the primary impact of plastic pollution on marine life?
A) Improved habitats
B) Ingestion and entanglement
C) Increased biodiversity
D) Enhanced water quality
Answer: B) Ingestion and entanglement
Explanation: Plastic pollution can cause serious harm to marine animals through ingestion and entanglement, leading to injury or death.
MCQ 183:
What is the main goal of sustainable tourism?
A) To maximize profits at all costs
B) To minimize negative impacts on the environment and local cultures
C) To promote mass tourism
D) To enhance resource consumption
Answer: B) To minimize negative impacts on the environment and local cultures
Explanation: Sustainable tourism aims to reduce environmental impacts, preserve local cultures, and promote conservation while providing economic benefits to communities.
MCQ 184:
Which of the following is a significant threat to coral reefs?
A) Increased fish populations
B) Ocean acidification and rising sea temperatures
C) Sustainable fishing practices
D) Healthy marine ecosystems
Answer: B) Ocean acidification and rising sea temperatures
Explanation: Coral reefs face significant threats from ocean acidification and rising sea temperatures, leading to coral bleaching and loss of biodiversity.
MCQ 185:
What is the primary purpose of the Endangered Species Act in the U.S.?
A) To promote hunting
B) To protect and recover endangered species and their habitats
C) To increase resource extraction
D) To support urban development
Answer: B) To protect and recover endangered species and their habitats
Explanation: The Endangered Species Act aims to prevent extinction and promote recovery efforts for threatened and endangered species in the U.S.
MCQ 186:
What is the term for the gradual transformation of one ecosystem type into another?
A) Evolution
B) Ecological succession
C) Extinction
D) Migration
Answer: B) Ecological succession
Explanation: Ecological succession is the process where an ecological community undergoes changes over time, leading to the development of a different ecosystem type.
MCQ 187:
What is the main focus of climate adaptation strategies?
A) To prevent climate change
B) To enhance carbon emissions
C) To adjust to the impacts of climate change
D) To promote fossil fuel use
Answer: C) To adjust to the impacts of climate change
Explanation: Climate adaptation strategies aim to prepare for and adjust to the changing conditions caused by climate change to minimize negative impacts on communities and ecosystems.
MCQ 188:
What is the primary purpose of conservation easements?
A) To promote urban development
B) To protect natural resources and habitats from development
C) To enhance agricultural production
D) To increase deforestation
Answer: B) To protect natural resources and habitats from development
Explanation: Conservation easements are legal agreements that restrict land use to protect natural resources and habitats from development and degradation.
MCQ 189:
Which of the following can help reduce greenhouse gas emissions in agriculture?
A) Monoculture practices
B) Sustainable farming practices like agroecology
C) Increased use of chemical fertilizers
D) Deforestation for agricultural expansion
Answer: B) Sustainable farming practices like agroecology
Explanation: Sustainable farming practices, such as agroecology, can enhance soil health, reduce chemical inputs, and lower greenhouse gas emissions in agriculture.
MCQ 190:
What is the main purpose of carbon offsetting?
A) To increase carbon emissions
B) To compensate for carbon emissions by funding projects that reduce greenhouse gases
C) To promote fossil fuel consumption
D) To enhance urban development
Answer: B) To compensate for carbon emissions by funding projects that reduce greenhouse gases
Explanation: Carbon offsetting allows individuals and companies to balance out their carbon footprint by investing in projects that reduce greenhouse gas emissions elsewhere.
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